Unity Linux 20.1050e Security Update: kernel (UTSA-2026-005174)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005174 advisory. In the Linux kernel, the following vulnerability has been resolved: vrf: use RCU protection in l3mdevl3out l3mdevl3out can be called without RCU being held: rawsendm...

kernel: vrf: use RCU protection in l3mdev_l3_out()

A use-after-free vulnerability was found in the Linux kernel. l3mdevl3out can be called without RCU being held, causing damage to the availability of the system...

SUSE CVE-2025-21791

In the Linux kernel, the following vulnerability has been resolved: vrf: use RCU protection in l3mdevl3out l3mdevl3out can be called without RCU being held: rawsendmsg ippushpendingframes ipsendskb iplocalout iplocalout l3mdevipout Add rcureadlock / rcureadunlock pair to avoid a potential UAF...

AZL-58566 CVE-2025-21791 affecting package kernel for versions less than 6.6.82.1-1

In the Linux kernel, the following vulnerability has been resolved: vrf: use RCU protection in l3mdevl3out l3mdevl3out can be called without RCU being held: rawsendmsg ippushpendingframes ipsendskb iplocalout iplocalout l3mdevipout Add rcureadlock / rcureadunlock pair to avoid a potential UAF...

AZL-58476 CVE-2025-21791 affecting package kernel for versions less than 5.15.179.1-1

In the Linux kernel, the following vulnerability has been resolved: vrf: use RCU protection in l3mdevl3out l3mdevl3out can be called without RCU being held: rawsendmsg ippushpendingframes ipsendskb iplocalout iplocalout l3mdevipout Add rcureadlock / rcureadunlock pair to avoid a potential UAF...